October weather forecast and climate
La Mesa, CA

Weather in October

October, like September, in La Mesa, California, is another warm autumn month, with temperature in the range of an average low of 59.7°F (15.4°C) and an average high of 76.5°F (24.7°C).

Temperature

In October, the average high-temperature is essentially the same as in September - a still warm 76.5°F (24.7°C). In October, the average low-temperature is 59.7°F (15.4°C).

Humidity

The average relative humidity in October is 60%.

Rainfall

In La Mesa, during 2.6 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. In La Mesa, during the entire year, the rain falls for 54.5 days and collects up to 6.57" (167mm) of precipitation.

Daylight

In October, the average length of the day in La Mesa, California, is 11.3h.

Sunshine

In La Mesa, California, the average sunshine is 8.9h.

UV index

The average daily maximum UV index in La Mesa is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in October in La Mesa?

In October, the average high-temperature is 76.5°F (24.7°C), and the average low-temperature is 59.7°F (15.4°C).

What is the average humidity in October in La Mesa?

In October, the average relative humidity in La Mesa, California, is 60%.

How much does it rain in La Mesa in October?

In October, in La Mesa, California, the rain falls for 2.6 days. Throughout October, 0.16" (4mm) of precipitation is accumulated.

What is the average length of the day in October in La Mesa?

In October, the average length of the day in La Mesa is 11.3h.

How long on average sun shines in October in La Mesa?

In La Mesa, California, the average sunshine in October is 8.9h.

What is the UV index intensity in October in La Mesa?

In La Mesa, California, the average daily maximum UV index in October is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in October
La Mesa, CA

Average temperature in October - La Mesa, CA
  • Average high temperature in October: 76.5°F

The warmest month (with the highest average high temperature) is August (82.6°F).
The month with the lowest average high temperature is December (64.2°F).

  • Average low temperature in October: 59.7°F

The month with the highest average low temperature is August (65.8°F).
The coldest month (with the lowest average low temperature) is February (48.7°F).

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Average pressure in October
La Mesa, CA

Average pressure in October - La Mesa, CA
  • Average pressure in October: 29.93"

The month with the highest atmospheric pressure is January (30.09").
The month with the lowest atmospheric pressure is June (29.87").

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Average wind speed in October
La Mesa, CA

Average wind speed in October - La Mesa, CA
  • Average wind speed in October: 4.5mph

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is October (4.5mph).

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Average humidity in October
La Mesa, CA

Average humidity in October - La Mesa, CA
  • Average humidity in October: 60%

The month with the highest relative humidity is May (68%).
The month with the lowest relative humidity is November (55%).

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Average rainfall in October
La Mesa, CA

Average rainfall in October - La Mesa, CA
  • Average rainfall in October: 0.16"

The wettest month (with the highest rainfall) is February (1.3").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in October
La Mesa, CA

Average rainfall days in October - La Mesa, CA
  • Average rainfall days in October: 2.6 days

The month with the highest number of rainy days is March (7.8 days).
The month with the least rainy days is June (1.4 days).

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Average daylight in October /
Average sunshine in October
La Mesa, CA

Average daylight in October / Average sunshine in October - La Mesa, CA
  • Average daylight in October: 11.3h

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

  • Average sunshine in October: 8.9h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is December (Average sunshine: 6.7h).

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Average sunshine days in October
La Mesa, CA

Average sunshine days in October - La Mesa, CA
  • Average sunshine days in October: 27 days

The month with the most sunshine days is June (28.1 days).
The month with the least sunshine days is February (21 days).

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Average UV index in October
La Mesa, CA

Average UV index in October - La Mesa, CA
  • Average UV index in October: 5

Months with the highest UV index are June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 4).

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Average cloud cover in October
La Mesa, CA

Average cloud cover in October - La Mesa, CA
  • Average cloud cover in October: 13

The month with the most cloud cover is March (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 8).

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Average visibility in October
La Mesa, CA

Average visibility in October - La Mesa, CA
  • Average visibility in October: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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